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Open source projects and samples from Microsoft
README.md

Open Source at Microsoft

Get Involved

Right now, open communities are building amazing software together, and there are excellent "good first issue" opportunities, if you're looking to get involved.

Visit opensource.microsoft.com to learn more!

Microsoft projects adopt the Microsoft Open Source Code of Conduct. For more information see the Code of Conduct FAQ.

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  1. vscode vscode Public

    Visual Studio Code

    TypeScript 184k 39.3k

  2. TypeScript TypeScript Public

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

    TypeScript 109k 13.4k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C# 132k 7.9k

  4. terminal terminal Public

    The new Windows Terminal and the original Windows console host, all in the same place!

    C++ 103k 9.2k

  5. semantic-kernel semantic-kernel Public

    Integrate cutting-edge LLM technology quickly and easily into your apps

    C# 27.7k 4.6k

Repositories

Showing 10 of 7775 repositories
  • garnet Public

    Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

    microsoft/garnet’s past year of commit activity
    C# 11,797 MIT 653 26 (13 issues need help) 29 Updated Apr 18, 2026
  • windows-rs Public

    Rust for Windows

    microsoft/windows-rs’s past year of commit activity
    Rust 12,111 Apache-2.0 610 39 5 Updated Apr 18, 2026
  • tyger Public

    Remote signal processing.

    microsoft/tyger’s past year of commit activity
    Go 66 MIT 18 11 1 Updated Apr 18, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    10,493 MIT 6,726 1,144 289 Updated Apr 18, 2026
  • AL-Go Public

    The plug-and-play DevOps solution for Business Central app development on GitHub

    microsoft/AL-Go’s past year of commit activity
    PowerShell 462 MIT 192 23 16 Updated Apr 18, 2026
  • BC-Bench Public

    Inspired by SWE-Bench, for Business Central (AL) ecosystem.

    microsoft/BC-Bench’s past year of commit activity
    Jupyter Notebook 22 MIT 7 1 5 Updated Apr 18, 2026
  • PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    microsoft/PowerToys’s past year of commit activity
    C# 131,799 MIT 7,882 5,000+ (191 issues need help) 147 Updated Apr 18, 2026
  • DurableFunctionsMonitor Public

    A monitoring/debugging UI tool for Azure Durable Functions

    microsoft/DurableFunctionsMonitor’s past year of commit activity
    TypeScript 290 MIT 41 27 26 Updated Apr 18, 2026
  • Documentarian Public

    An open source toolkit for documentarians and community contributors to reduce friction and provide a delightful experience for contributing to and maintaining documentation.

    microsoft/Documentarian’s past year of commit activity
    PowerShell 46 CC-BY-4.0 14 11 1 Updated Apr 18, 2026
  • dbt-fabricspark Public
    microsoft/dbt-fabricspark’s past year of commit activity
    Python 51 MIT 20 5 2 Updated Apr 18, 2026
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